BE – MDentry 
Used to ensure a maximum demand figure is entered on to the Bill Entry screen.
This Validator compares the maximum demand field against the previous invoice; if the previous invoice is greater than 0, then the validator will fail if a maximum demand figure has not been entered.
Validator Set Up
Variables
There are no variables for this Validator
Bill Entry details
Failure Prompt
DIDNT FAIL??? I HAD A FIGURE OF 100 IN THE PREVIOUS BILL, AND 0 IN THIS, BUT IT STILL PASSED???????